# eval这个函数可以将字符串中的内容当作python的代码，进行运行
num = eval("1 + 1")
print(num)
print(type(num))

numbers = eval("[1, 2, 3, 4, 4]")
print(numbers)
print(type(numbers))

num_map = eval('{"name":"小明"}')
print(num_map)
print(type(num_map))
